CN215865680U - Container sealing performance tester - Google Patents
Container sealing performance tester Download PDFInfo
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- CN215865680U CN215865680U CN202122055260.7U CN202122055260U CN215865680U CN 215865680 U CN215865680 U CN 215865680U CN 202122055260 U CN202122055260 U CN 202122055260U CN 215865680 U CN215865680 U CN 215865680U
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Abstract
The utility model discloses a container sealing performance tester, which comprises: the device comprises a pressure control unit, a first testing unit, a second testing unit and a coloring agent pipeline. The pressure control unit comprises a module body, a positive pressure controller, a negative pressure controller, a first control valve and a second control valve, wherein the positive pressure controller, the negative pressure controller, the first control valve and the second control valve are arranged on the module body, and the module body is also provided with an input interface and two output interfaces. The input interface of the first testing unit is connected with one output interface of the module body through a first pipeline, a first air inlet control valve is arranged on the first pipeline, the output port of the first testing unit is used for being connected with a first exhaust pipeline, and a first exhaust control valve is arranged on the first exhaust pipeline. Therefore, the container sealing performance tester provided by the utility model has a simple and reasonable structure, can test one or more groups of container test samples and prepare another group or groups of container test samples in advance, shortens the test time and improves the test efficiency.
Description
Technical Field
The utility model relates to the technical field of container sealing performance testing, in particular to a container sealing performance tester.
Background
The test process of the existing container sealing performance tester is divided into the following test stages: in the first testing stage, a container sample to be tested is placed in a testing barrel; a second testing stage, applying positive pressure or negative pressure in the testing barrel, or alternatively performing positive pressure and negative pressure; a third testing stage, standing for a certain time, and then restoring the normal pressure in the testing barrel; and a testing stage four, opening the testing barrel, taking out the container sample and observing.
The container sealing performance tester consumes a lot of time in the whole testing process, and an operator can not perform other operations during the testing process and can only wait for the completion of the testing. The sealing performance tester has low testing efficiency, and cannot cope with a working scene that a large number of container samples to be tested need rapid testing.
In addition, the liquid coloring agent is always stored in the testing barrel in the whole testing process, and the operation of taking out and placing the container to test the sample can pollute the liquid coloring agent, thereby influencing the result.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a container sealing performance tester which is simple and reasonable in structure, can test one or more groups of container test samples and prepare the other one or more groups of container test samples in advance, shortens the test time and improves the test efficiency.
In order to achieve the above object, the present invention provides a container sealing performance tester, comprising: the device comprises a pressure control unit, a first testing unit, a second testing unit and a coloring agent pipeline. The pressure control unit comprises a module body, a positive pressure controller, a negative pressure controller, a first control valve and a second control valve, wherein the positive pressure controller, the negative pressure controller, the first control valve and the second control valve are arranged on the module body, and the module body is also provided with an input interface and two output interfaces. The input interface of the first testing unit is connected with one output interface of the module body through a first pipeline, a first air inlet control valve is arranged on the first pipeline, the output port of the first testing unit is used for being connected with a first exhaust pipeline, and a first exhaust control valve is arranged on the first exhaust pipeline. The input interface of the second testing unit is connected with the other output interface of the module body through a second pipeline, a second air inlet control valve is arranged on the second pipeline, the output port of the second testing unit is used for being connected with a second emptying pipeline, and a second emptying control valve is arranged on the second emptying pipeline. One end of the coloring agent pipeline is connected with the first testing unit, the other end of the coloring agent pipeline is connected with the second testing unit, and a third control valve is arranged on the coloring agent pipeline. When the first testing unit tests, after the container sample is placed in the first testing unit, the first air inlet control valve is closed, the first exhaust control valve is opened, the third control valve is opened, the second air inlet control valve is opened, the second exhaust control valve is closed, the first control valve is opened, the positive pressure controller works, the pressure in the second testing unit rises, the coloring agent in the coloring agent pipeline is driven to enter the testing barrel main body of the first testing unit, after the coloring agent completely enters the testing barrel main body, the first control valve, the positive pressure controller, the third control valve and the second air inlet control valve are closed, the first air inlet control valve is opened to start testing, and the second testing unit enters an idle state.
In an embodiment of the present invention, when the second testing unit performs a test, after the container sample is placed in the second testing unit, the second air inlet control valve is closed, the second air exhaust control valve is opened, the third control valve is opened, the first air inlet control valve is opened, the first air exhaust control valve is closed, the first control valve is opened, the positive pressure controller operates, and the pressure in the first testing unit increases, so as to drive the stain in the stain pipeline into the testing barrel main body of the second testing unit, and after the stain completely enters the testing barrel main body, the first control valve, the positive pressure controller, the third control valve and the first air inlet control valve are closed, the second air inlet control valve is opened to start the test, and the first testing unit enters an idle state.
In an embodiment of the present invention, a pump is further disposed on the stain pipeline.
In an embodiment of the present invention, the input interface of the module body is used to connect to a gas source.
In one embodiment of the present invention, when the pump is present, when the first testing unit performs a test, after the container sample is placed in the first testing unit, the first air inlet control valve is closed, the first exhaust control valve and the second exhaust control valve are both opened, the third control valve is opened, and the pump is operated to drive the staining agent into the first testing barrel body of the first testing unit, and after the staining agent completely enters the first testing barrel body, the pump and the third control valve are closed, and the first exhaust control valve is closed at the same time, the first air inlet control valve is opened to start the test, and the second testing unit enters an idle state.
In one embodiment of the present invention, when the pump is present, and the second testing unit performs a test, after the container sample is placed in the second testing unit, the second air inlet control valve is closed, the second air outlet control valve and the first air outlet control valve are both opened, the third control valve is opened, and the pump operates to drive the staining agent into the second testing barrel body of the second testing unit, and after the staining agent completely enters the second testing barrel body, the pump and the third control valve are closed, and the second air outlet control valve is closed at the same time, the second air inlet control valve is opened to start a test, and the first testing unit enters an idle state.
In an embodiment of the present invention, the container sealing performance tester further includes a stain recovery unit connected to the first test unit and the second test unit through stain pipelines, respectively.
In an embodiment of the present invention, the dyeing agent recovery unit has a dyeing agent container therein, and the dyeing agent container is used for containing the dyeing agent.
Compared with the prior art, the container sealing performance tester has a simple and reasonable structure, can test one or more groups of container test samples and prepare another group or groups of container test samples in advance, shortens the test time and improves the test efficiency.
Drawings
Fig. 1 is a schematic front view of a container sealing performance tester according to an embodiment of the present invention;
fig. 2 is another schematic front view of a container sealing performance tester according to an embodiment of the present invention.
Description of the main reference numerals:
001-container sample, 002-stain, 003-third control valve, 004-pump, 107-positive pressure controller, 108-negative pressure controller, 109-first control valve, 110-second control valve, 207-test barrel cover, 208-first air inlet control valve, 209-seal, 210-test barrel body, 211-sample rack, 213-first air outlet control valve, 214-second air inlet control valve, 215-second air outlet control valve, 901-stain container, 100-pressure control unit, 200-first test unit, 300-second test unit, 900-stain recovery unit.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Fig. 1 is a schematic front view of a container sealing performance tester according to an embodiment of the present invention. Fig. 2 is another schematic front view of a container sealing performance tester according to an embodiment of the present invention.
As shown in fig. 1 to 2, a container sealing performance tester according to a preferred embodiment of the present invention includes: a pressure control unit 100, a first test unit 200, a second test unit 300, and a stain line. The pressure control unit 100 includes a module body, and a positive pressure controller 107, a negative pressure controller 108, a first control valve 109, and a second control valve 110 that are disposed on the module body, and the module body is further provided with an input interface and two output interfaces. The input interface of the first testing unit 200 is connected to an output interface of the module body through a first pipeline, and the first pipeline is provided with a first air inlet control valve 208, and the output port of the first testing unit 200 is used for being connected to a first exhaust pipeline, and the first exhaust pipeline is provided with a first exhaust control valve 213. The input interface of the second testing unit 300 is connected to the other output interface of the module body through a second pipeline, and the second pipeline is provided with a second air inlet control valve 214, and the output port of the second testing unit 300 is used for being connected to a second evacuation pipeline, and the second evacuation pipeline is provided with a second air exhaust control valve 215. One end of the stain pipeline is connected with the first test unit 200, the other end of the stain pipeline is connected with the second test unit 300, and the stain pipeline is provided with a third control valve 003. When the first testing unit 200 is used for testing, after the container sample 001 is placed in the first testing unit 200, the first air inlet control valve 208 is closed, the first exhaust control valve 213 is opened, the third control valve 003 is opened, the second air inlet control valve 214 is opened, the second exhaust control valve 215 is closed, the first control valve 109 is opened, the positive pressure controller 107 is operated, the pressure in the second testing unit 300 is increased, the coloring agent 002 in the coloring agent pipeline is driven into the testing barrel main body 210 of the first testing unit 200, after the coloring agent 002 completely enters the testing barrel main body 210, the first control valve 109, the positive pressure controller 107, the third control valve 003 and the second air inlet control valve 214 are closed, the first air inlet control valve 208 is opened for testing, and the second testing unit 300 enters an idle state. Wherein, the top of the testing barrel body 210 is provided with a testing barrel cover 207, a sealing member 209 is arranged between the testing barrel cover and the testing barrel body, a sample frame 211 is arranged in the testing barrel body, and a container sample 001 is arranged on the sample frame 211.
In one embodiment of the present invention, when the second testing unit 300 performs a test, after the container sample 001 is placed in the second testing unit 300, the second air inlet control valve 214 is closed, the second air outlet control valve 215 is opened, the third control valve 003 is opened, the first air inlet control valve 208 is opened, the first air outlet control valve 213 is closed, the first control valve 109 is opened, the positive pressure controller 107 is operated, the pressure in the first testing unit 200 is increased, the stain 002 in the stain line is driven into the testing tank main body 210 of the second testing unit 300, and after the stain 002 completely enters the testing tank main body 210, the first control valve 109, the positive pressure controller 107, the third control valve 003 and the first air inlet control valve 208 are closed, the second air inlet control valve 214 is opened, and the test is started, and the first testing unit 200 enters an idle state.
In one embodiment of the present invention, a pump 004 is also provided on the stain line. The input interface on the module body is used for connecting an air source.
In one embodiment of the present invention, when the pump 004 exists, when the first test unit 200 performs a test, after the container sample 001 is placed in the first test unit 200, the first air inlet control valve 208 is closed, the first exhaust control valve 213 and the second exhaust control valve 215 are both opened, the third control valve 003 is opened, and the pump 004 is operated to drive the colorant 002 into the first test bucket body 210 of the first test unit 200, and after the colorant 002 completely enters the first test bucket body 210, the pump 004 and the third control valve 003 are closed, and at the same time, the first exhaust control valve 213 is closed, the first air inlet control valve 208 is opened to start the test, and the second test unit 300 is put into an idle state.
In one embodiment of the present invention, when the pump 004 exists, when the second testing unit 300 performs a test, after the container sample 001 is placed in the second testing unit 300, the second air inlet control valve 214 is closed, the second exhaust control valve 215 and the first exhaust control valve 213 are both opened, the third control valve 003 is opened, the pump 004 is operated to drive the coloring agent 002 into the second testing barrel main body 210 of the second testing unit 300, and after the coloring agent 002 completely enters the second testing barrel main body 210, the pump 004 and the third control valve 003 are closed, and the second exhaust control valve 215 is simultaneously closed, the second air inlet control valve 214 is opened to start the test, and the first testing unit 200 enters the idle state.
In an embodiment of the present invention, the container sealing performance tester further includes a stain recovery unit 900 connected to the first test unit 200 and the second test unit 300 through stain lines, respectively. The stain recovery unit 900 has a stain container 901 therein, and the stain container 901 is used for containing a stain.
Example one
The container sealing performance tester of the present invention has a plurality of sets of test units capable of performing continuous tests, and as shown in fig. 1, in this embodiment, the pressure control unit 100 includes a positive pressure controller 107 and a negative pressure controller 108, and a first control valve 109 and a second control valve 110 corresponding to each other.
When the positive pressure controller 107 is operated, the first control valve 109 is opened and the second control valve 110 is closed; when the negative pressure controller 108 operates, the second control valve 110 is opened and the first control valve 109 is closed.
The pressure control unit 100 is provided with two interfaces, an input interface and an output interface. The input interface is connected with an air source, and the output interface is respectively connected with the first test unit 200 and the second test unit 300 through pipelines.
The first test unit 200 is provided with an input/output port connected to an output port of the pressure control unit 100 through a pipe provided with a first intake control valve 208 for controlling on and off of the pipe. The first test unit 200 is further provided with a first evacuation line, and the first evacuation line is provided with a first evacuation control valve 213 for controlling the opening and closing of the evacuation line.
The second testing unit 300 is identical to the first testing unit 200, and thus, the description thereof is omitted.
A stain line is further disposed between the first and second test units 200 and 300, and is connected to the bottom openings of the test bucket bodies 210 in the first and second test units 200 and 300, respectively. The stain line is provided with a third control valve 003 and a pump 004. The third control valve 003 is used to control the on and off of the colorant line and the pump 004 is used to drive the colorant 002.
The working principle of the embodiment is as follows:
(1) when the pump 004 exists, in the test of the first test unit 200, after the container sample 001 is placed, the first air inlet control valve 208 is closed, the first air outlet control valve 213 is opened, the second air outlet control valve 215 in the second test unit 300 is also opened, the third control valve 003 is opened, and the pump 004 is operated to drive the colorant 002 into the test bucket main body 210. After the colorant 002 is completely driven into the test tub main body 210, the pump 004 and the third control valve 003 are closed, the first exhaust control valve 213 is closed, and the first intake control valve 208 is opened to start the test. The second test unit 300 enters an idle state where the second test unit 300 may be processed after testing and prepared before the next test.
(2) When the second test unit 300 is tested in the presence of the pump 004, it operates in exactly the same manner as the first test unit 200. After the second testing unit 300 enters the test, the first testing unit 200 enters an idle state, and the first testing unit 200 can be processed after the test and prepared before the next test.
(3) When the pump 004 does not exist, in the first testing unit 200, after the container sample 001 is placed, the first air inlet control valve 208 is closed, the first exhaust control valve 213 is opened, the third control valve 003 is opened, the second air inlet valve in the second testing unit 300 is opened, the second exhaust valve is closed, the first control valve 109 is opened, the positive pressure controller 107 is operated, the pressure in the second testing unit 300 is increased, and the stain 002 is driven into the testing barrel main body 210 of the first testing unit 200. After the staining agent 002 completely enters the test tub body 210, the first control valve 109, the positive pressure controller 107, and the third control valve 003 are closed, and at the same time, all the valves of the second test unit 300 are opened, and the first air inlet control valve 208 is opened to start the test. The second test unit 300 enters an idle state where the second test unit 300 may be processed after testing and prepared before the next test.
(4) When the second test unit 300 is tested in the absence of the pump 004, it operates in exactly the same manner as the first test unit 200. After the second testing unit 300 enters the test, the first testing unit 200 enters an idle state, and the first testing unit 200 can be processed after the test and prepared before the next test.
Example two
As shown in fig. 2, this embodiment is similar to the embodiment except that each test unit in this embodiment includes a third control valve 003, and a stain recovery unit 900 is further provided. The stain recovery unit 900 includes a stain container 901. The dyeing agent container 901 is filled with a dyeing agent 002, and the bottom of the dyeing agent container is provided with an opening which is connected with a dyeing agent pipeline. A pump 004 can also be arranged on the coloring agent pipeline.
The pump 004 in the stain recovery unit 900 is not necessary, and when the pump 004 and the non-pump 004 exist, the control mode is different, and the rest is the same as the first embodiment.
The working principle of the embodiment is as follows:
(1) when the pump 004 exists, in the test of the first test unit 200, after the container sample 001 is placed, the first air inlet control valve 208 is closed, the first exhaust control valve 213 is opened, all the control valves in the second test unit 300 are closed, the third control valve 003 is opened, and the pump 004 works to drive the stain 002 into the test bucket main body 210 of the first test unit 200. After the colorant 002 is completely driven into the test tub main body 210, the pump 004 and the third control valve 003 are closed, the first exhaust control valve 213 is closed, and the first intake control valve 208 is opened to start the test. The second test unit 300 enters an idle state where the second test unit 300 may be processed after testing and prepared before the next test.
(2) When the second test unit 300 is tested in the presence of the pump 004, it operates in exactly the same manner as the first test unit 200. After the second testing unit 300 enters the test, the first testing unit 200 enters an idle state, and the first testing unit 200 can be processed after the test and prepared before the next test.
(3) When the pump 004 does not exist, in the first test unit 200, after the container sample 001 is placed, the first air inlet control valve 208 is opened, the first air outlet control valve 213 is closed, the third control valve 003 is opened, all the control valves in the second test unit 300 are closed, the second control valve 110 is opened, the negative pressure controller 108 is operated, the pressure in the first test unit 200 is reduced, and the staining agent 002 is driven into the test bucket main body 210 of the first test unit 200 under the atmospheric pressure. After the appropriate amount of the coloring agent 002 enters the testing barrel body 210, the second control valve 110, the negative pressure controller 108 and the third control valve 003 are closed, and the test is started. The second test unit 300 enters an idle state where the second test unit 300 may be processed after testing and prepared before the next test.
(4) When the second test unit 300 is tested in the absence of the pump 004, it operates in exactly the same manner as the first test unit 200. After the second testing unit 300 enters the test, the first testing unit 200 enters an idle state, and the first testing unit 200 can be processed after the test and prepared before the next test.
In conclusion, the container sealing performance tester has the following beneficial effects:
1. the structure is simple and reasonable;
2. the test system has the advantages that the test system can carry out continuous tests by the multiple groups of test units, and when one group of test units is tested, the other test units can be subjected to preparation before the test and treatment after the test, so that the test efficiency is greatly improved;
3. the dyeing agent in the testing barrel can be emptied before and after testing, so that the problem of inaccurate result caused by pollution to the dyeing agent is avoided.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (8)
1. A container sealing performance tester, comprising:
the pressure control unit comprises a module body, a positive pressure controller, a negative pressure controller, a first control valve and a second control valve, wherein the positive pressure controller, the negative pressure controller, the first control valve and the second control valve are arranged on the module body;
the input interface of the first testing unit is connected with one output interface of the module body through a first pipeline, a first air inlet control valve is arranged on the first pipeline, an output port of the first testing unit is used for being connected with a first exhaust pipeline, and a first exhaust control valve is arranged on the first exhaust pipeline;
the input interface of the second testing unit is connected with the other output interface of the module body through a second pipeline, a second air inlet control valve is arranged on the second pipeline, the output port of the second testing unit is used for being connected with a second emptying pipeline, and a second emptying control valve is arranged on the second emptying pipeline;
one end of the coloring agent pipeline is connected with the first testing unit, the other end of the coloring agent pipeline is connected with the second testing unit, and a third control valve is arranged on the coloring agent pipeline;
when the first testing unit is used for testing, after a container sample is placed in the first testing unit, the first air inlet control valve is closed, the first exhaust control valve is opened, the third control valve is opened, the second air inlet control valve is opened, the second exhaust control valve is closed, the first control valve is opened, the positive pressure controller works, the pressure in the second testing unit is increased, the coloring agent in the coloring agent pipeline is driven to enter the testing barrel main body of the first testing unit, after the coloring agent completely enters the testing barrel main body, the first control valve, the positive pressure controller, the third control valve and the second air inlet control valve are closed, the first air inlet control valve is opened, testing is started, and the second testing unit enters an idle state.
2. The apparatus for testing sealing performance of containers according to claim 1, wherein when the second testing unit performs the test, the container sample is placed in the second testing unit, the second intake control valve is closed, the second exhaust control valve is opened, the third control valve is opened, the first intake control valve is opened, the first exhaust control valve is closed, the first control valve is opened, the positive pressure controller is operated, and the pressure in the first test unit rises to drive the coloring agent in the coloring agent pipeline to enter the test barrel main body of the second test unit, and after the coloring agent completely enters the test barrel main body, closing the first control valve, the positive pressure controller, the third control valve, and the first intake control valve, and opening the second air inlet control valve to start testing, and enabling the first testing unit to enter an idle state.
3. The container sealability tester of claim 1 wherein a pump is also provided on the stain line.
4. The apparatus according to claim 1, wherein the input port of the module body is configured to be connected to a gas source.
5. The container sealability tester of claim 3, wherein when the pump is present and the first test unit is performing a test, after a container sample is placed in the first test unit, the first gas inlet control valve is closed, the first and second gas outlet control valves are both open, the third control valve is opened, and the pump is operated to drive a stain into the first test tub body of the first test unit, and after the stain is completely introduced into the first test tub body, the pump and the third control valve are closed, and at the same time, the first gas outlet control valve is opened to start a test, and the second test unit is put into an idle state.
6. The container sealability tester of claim 3, wherein when the pump is present and the second test unit is performing a test, after a container sample is placed in the second test unit, the second gas inlet control valve is closed, the second gas outlet control valve and the first gas outlet control valve are both open, the third control valve is opened, and the pump is operated to drive a stain into the second test tub body of the second test unit, and after the stain is completely introduced into the second test tub body, the pump and the third control valve are closed and the second gas outlet control valve is simultaneously closed, the second gas inlet control valve is opened to start a test, and the first test unit is put into an idle state.
7. The apparatus according to claim 1, further comprising a stain recovery unit connected to the first test unit and the second test unit through stain lines, respectively.
8. The apparatus for testing sealing performance of a container according to claim 7, wherein the stain recovery unit has a stain container therein, and the stain container is used to contain a stain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122055260.7U CN215865680U (en) | 2021-08-30 | 2021-08-30 | Container sealing performance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122055260.7U CN215865680U (en) | 2021-08-30 | 2021-08-30 | Container sealing performance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215865680U true CN215865680U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122055260.7U Active CN215865680U (en) | 2021-08-30 | 2021-08-30 | Container sealing performance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215865680U (en) |
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2021
- 2021-08-30 CN CN202122055260.7U patent/CN215865680U/en active Active
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